LM317D2T 데이터 시트보기 (PDF) - STMicroelectronics
부품명
상세내역
일치하는 목록
LM317D2T Datasheet PDF : 11 Pages
| |||
BASIC ADJUSTABLE REGULATOR
LM117/217/317
ELECTRICAL CHARACTERISTICS (Vi - Vo = 5 V, Io = 500 mA, IMAX = 1.5A and PMAX = 20W, unless
otherwise specified)
Symbol
Parameter
Test Conditions
LM117/LM217
LM317
Unit
∆Vo Line Regulation
∆Vo Load Regulation
Vi - Vo = 3 to 40 V
Vo ≤ 5V
Io = 10 mA to IMAX
Vo ≥ 5V
Io = 10 mA to IMAX
Tj = 25 oC
Tj = 25 oC
Tj = 25 oC
Min.
Typ.
0.01
0.02
5
20
0.1
0.3
Max.
0.02
0.05
15
50
0.3
1
Min.
Typ.
0.01
0.02
5
20
0.1
0.3
Max.
0. 04
0. 07
25
70
0.5
1.5
%/V
%/V
mV
mV
%
%
IADJ Adjustment Pin Current
50 100
50 100 µA
∆ I A DJ
VREF
∆Vo
Vo
Adjustment Pin Current Vi - Vo = 2.5 to 40 V
Io = 10 mA to IMAX
Reference Voltage
Vi - Vo = 2.5 to 40 V
(between pin 3 and pin Io = 10 mA to IMAX
1)
PD ≤ PMAX
Output Voltage
Temperature Stability
0.2 5
0.2 5 µA
1.2 1.25 1.3 1.2 1.25 1.3 V
1
1
%
Io (min) Minimum Load Current Vi - Vo = 40 V
3.5 5
3.5 10 mA
Io (max ) Maximum Load
Current
Vi - Vo ≤ 15 V
PD < PMAX
1.5 2.2
1.5 2.2
A
Vi - Vo = 40 V
PD < PMAX
Tj = 25 oC
0.4
0.4
A
eN Output Noise Voltage B = 10Hz to 10KHz
(percentance of VO) Tj = 25 oC
0 .0 03
0. 003
%
SVR Supply Voltage
Tj = 25 oC
C ADJ =0
65
65
dB
Rejection (*)
f = 120 Hz
CADJ=10µF 66 80
66 80
dB
(*) CADJ is connected between pin 1 and ground.
Note:
(1) Unless otherwise specified the above specs, apply over the following conditions : LM 117 Tj = – 55 to 150°C;
LM 217 Tj = – 25 to 150°C ; LM 317 Tj = 0 to 125°C.
3/11
Share Link: 